From 0092b5bc1044673f2f9c55a60ef5e8a2edc453bb Mon Sep 17 00:00:00 2001 From: Kazuki OIKAWA Date: Fri, 6 Mar 2015 10:41:58 +0900 Subject: [PATCH] Fix datanode launch performance caused by entropy pool depletion Change-Id: Ib036b8cb513a9b3b9bcde3f9a99bf078ef629f4b Closes-Bug: 1428914 --- elements/hadoop/post-install.d/40-setup-hadoop | 1 + 1 file changed, 1 insertion(+) diff --git a/elements/hadoop/post-install.d/40-setup-hadoop b/elements/hadoop/post-install.d/40-setup-hadoop index 21a7faf5..ee14b360 100755 --- a/elements/hadoop/post-install.d/40-setup-hadoop +++ b/elements/hadoop/post-install.d/40-setup-hadoop @@ -74,6 +74,7 @@ EOF sed -i -e "s,export JAVA_HOME=.*,export JAVA_HOME=$JAVA_HOME," \ -e "s,export HADOOP_LOG_DIR=.*,export HADOOP_LOG_DIR=/mnt/log/hadoop/\$USER," \ -e "s,export HADOOP_SECURE_DN_LOG_DIR=.*,export HADOOP_SECURE_DN_LOG_DIR=/mnt/log/hadoop/hdfs," \ + -e "s,HADOOP_DATANODE_OPTS=\"-Dhadoop.security.logger=ERROR\,DRFAS \$HADOOP_DATANODE_OPTS\",HADOOP_DATANODE_OPTS=\"-Djava.security.egd=file:/dev/./urandom -Dhadoop.security.logger=ERROR\,DRFAS \$HADOOP_DATANODE_OPTS\"," \ /etc/hadoop/hadoop-env.sh }